307607920

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{21481}}^1$

素因数の和:21673

約数の個数: 40

約数和(自身を含む): 719217360

約数和(自身を除く): 411609440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 7160, 14320, 21481, 42962, 85924, 107405, 171848, 214810, 343696, 429620, 859240, 1718480, 3845099, 7690198, 15380396, 19225495, 30760792, 38450990, 61521584, 76901980, 153803960, 307607920]

約数ペア:

[(1, 307607920), (2, 153803960), (4, 76901980), (5, 61521584), (8, 38450990), (10, 30760792), (16, 19225495), (20, 15380396), (40, 7690198), (80, 3845099), (179, 1718480), (358, 859240), (716, 429620), (895, 343696), (1432, 214810), (1790, 171848), (2864, 107405), (3580, 85924), (7160, 42962), (14320, 21481)]